Transform your data into compelling stories with Highcharts. Visualize your business insights and gain a competitive edge. Contact us today for Highcharts development services.
TypeScript-first options objects β zero any
WCAG 2.2 AA β keyboard nav & ARIA out of the box
SVG, PNG, PDF, CSV β one chart, every output
highcharts-react-official / highcharts-angular
"Ahex Technologies Pvt. Ltd. successfully developed the frontend which was used to demo for various clients. The software was subsequently used by financial institutions. The team was prompt in delivering a high-quality product."


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Ahex Technologies is your go-to partner for enterprise Highcharts engineering. With deep expertise in Highcharts Core, Stock, Maps, Gantt, and Dashboards, we build interactive data visualisation front-ends that are fast, accessible, and export-ready β custom-configured for your data model, brand guidelines, and user workflow.
Our Highcharts services span the full visualisation stack β from single embedded charts in React or Angular applications to complete multi-chart BI dashboards with live API data feeds, drill-down interactivity, and PDF/PNG export pipelines. Whether you need a Highcharts Stock candlestick chart for a financial platform, a Highcharts Maps choropleth for a logistics dashboard, or a Highcharts Gantt timeline for a project management tool, our engineers deliver charts that are accurate, performant, and on-brand.

The charting library of choice for NASA, Skype, the BBC, Mastercard, and Visa β and trusted by thousands of enterprise engineering teams globally for its reliability, accessibility, and comprehensive chart ecosystem.
From bespoke Highcharts dashboards and real-time Stock charts to Maps choropleth, Gantt timelines, React and Angular integration, and legacy chart library migrations.
Multi-chart BI dashboards built with Highcharts Core β TypeScript-typed options objects, shared themes, responsive reflow, drill-down interactivity, and the Exporting module for one-click PDF and PNG output.
Line, bar, area, scatter, bubble, pie, heatmap, treemap
Shared theme engine β brand colours, fonts, tooltip styles
Drill-down from summary to detail in one click
Exporting module β SVG, PNG, PDF, CSV per chart
WCAG 2.2 AA accessibility gate on every delivery
Highcharts Stock charts for financial platforms β OHLC, candlestick, flags, range selector, navigator, and compare mode across multiple securities on one axis.
Candlestick and OHLC charts with volume bars
Range selector β 1D, 1W, 1M, YTD, 1Y, All presets
Navigator mini-chart for scrollable long time-series
Compare mode β % or absolute change across securities
Choropleth maps, bubble maps, and point maps built with Highcharts Maps β GeoJSON or TopoJSON data, drill-down from continent to country to region, and colour scale configuration for quantitative datasets.
Choropleth maps with colour axis and data classes
Drill-down β world β continent β country β region
Bubble maps and flow maps for geographic volume data
Custom GeoJSON β regional, administrative, custom boundaries
Project timeline and resource planning charts built with Highcharts Gantt β task bars, dependencies, milestones, resource grouping, and interactive drag-to-reschedule for project management dashboards.
Task bars with start/end dates and percentage complete
Dependency arrows β finish-to-start, start-to-start
Milestone diamonds and critical path highlighting
Resource grouping β view by team, phase, or assignee
Highcharts charts embedded inside React or Angular applications using the official wrappers β highcharts-react-official and highcharts-angular β with TypeScript-typed props, reactive data updates, and full Highcharts API access.
TanStack Query data feeding Highcharts series arrays
chart.ref pattern for direct Highcharts API imperative calls
highcharts-angular with OnChanges reactive updates
React Hook Form + Zod resolver integration
Live Highcharts dashboards updated from WebSocket or REST polling data feeds β operational metrics, IoT telemetry, financial tickers, and live event scoreboards rendered as data arrives using addPoint and setData.
series.addPoint() for incremental live data push
series.setData() for full batch refresh on poll
WebSocket integration β socket.on event β addPoint call
Husky pre-commit type-check hook
Migrating from Chart.js, D3.js, Plotly, Recharts, or amCharts to Highcharts β when your project needs built-in accessibility, a richer feature set, or enterprise support without custom SVG engineering.
Chart.js β Highcharts β accessibility and feature upgrade
D3.js β Highcharts β reducing custom SVG maintenance burden
Feature-flag migration β old and new charts run in parallel
Turnaround: full audit report in 5β7 days
Existing Highcharts dashboards rendering slowly, flickering on data updates, or failing accessibility audits? Ahex audits your chart configuration and delivers a prioritised improvement plan.
Boost module β enabling hardware-accelerated Canvas rendering
axe-core accessibility scan β ARIA gaps and contrast fixes
Redundant reflow identification and options immutability fix
Code review sessions on real team PRs
At Ahex Technologies, we don’t just write code β we own outcomes. From type architecture to post-launch monitoring, our Highcharts team is your end-to-end engineering partner β responsive, transparent, and accountable.
3β5 days to onboard your dedicated Highcharts engineer
Senior Highcharts β Core, Stock, Maps, Gantt, Boost, Exporting, and Accessibility modulespes
Direct Slack access to your actual engineer β no account managers
Named, consistent developer β no bait-and-switch
Full code ownership from day one β no lock-in
Timezone-aligned β UK, UAE, and US hours coverage
2-week replacement guarantee if it's not the right fit
The following are the data accuracy, accessibility, performance, and code quality standards we engineer to on every Highcharts project β built in from sprint zero, not retrofitted after launch.
Every Highcharts project ships with fully typed Highcharts.Options objects β no loose any, no untyped series arrays. IDE catches misconfigured chart options at authoring time, not at render time in a browser. (prev: no implicit any, no unsafe assignments, no unchecked indexed access.
Axis domain checks and series data validation run before Highcharts renders β null values, NaN points, and out-of-range data are caught and replaced with placeholder states rather than producing misleading chart output.
ARIA labels on every chart container, keyboard navigation enabled, sonification module available, and screen-reader-friendly data table fallback β every Highcharts chart Ahex delivers passes axe-core WCAG 2.2 AA before handover.
ESLint, Prettier, and a shared Highcharts theme module enforced via code review β every chart component follows the same options structure so any engineer can maintain any chart in the codebase.
npm audit and Snyk scan every Highcharts project on every build β Highcharts plugin dependencies and data-processing packages checked for CVEs before staging deployment.
Lighthouse CI and axe-core run on every chart PR β performance budget breaches and accessibility regressions block merge before they reach production users.
Our Highcharts engineering practices align with regulatory requirements across healthcare, finance, and data privacy β a typed codebase is also an auditable one.
All PHI is kept server-side β only aggregated, de-identified metrics are sent to the Highcharts front-end. No raw patient records ever reach client-side chart dt the type level β misuse flagged at compile time, not discovered in an audit.
Opaque CardNumber and CVV types prevent raw payment strings being passed through un-validated code paths β enforced by the compiler, not just policy.
Highcharts dashboards display only pre-aggregated, anonymised statistics β raw PII never leaves the back-end API layer and never reaches client-side chart data models β accidental exposure of personal data caught before runtime in production.
Typed event schemas ensure every audit log entry has a known, validated shape β no untyped JSON blobs in the compliance trail.
All data rendered into Highcharts tooltip formatters and data label formatters is HTML-escaped before insertion β preventing XSS via malicious data values injected into chart label or tooltip HTML content.
Highcharts is the only major charting library with native WCAG 2.2 AA support β keyboard navigation, ARIA labels, focus indicators, sonification, and data table fallbacks enabled and validated via axe-core on every delivery.
Data accuracy validation gates, Lighthouse CI performance budgets, axe-core accessibility gates, structured visual QA checklists, and documented chart component APIs β directly mapping to ISO 9001 quality assurance requirements on every Highcharts project.
All Highcharts dashboard data APIs are JWT or API-key authenticated β no chart data endpoint is publicly accessible. CORS policies, rate limiting, and response payload size checks configured per endpoint to prevent dashboard data scraping.
Highcharts requires a commercial licence for non-open-source use. Ahex ensures every client project has the correct OEM, Developer, or SaaS licence in place before delivery β no surprise compliance gaps post-launch.
From Highcharts Core, Stock, Maps, Gantt, and Dashboards to highcharts-react-official, Boost module, Exporting, and Accessibility β every Highcharts product and plugin our team uses daily in production.
The core Highcharts product suite
Official Highcharts framework integrations
Core extension modules
Shaping data for Highcharts series
Getting charts out of the browser
Highcharts Maps data layer
Chart testing and quality assurance
Dashboard hosting and delivery
From Playwright v1.40+ and Playwright Trace Viewer to Applitools Eyes, axe-playwright, GitHub Actions sharding, Faker.js, and allure-playwright β every tool our Playwright QA team uses daily on production test suites.
Playwright and language
Cross-browser execution configuration
We build in all four. We give honest advice β including recommending D3.js when fully bespoke SVG control is needed, or Chart.js when a standard chart with no accessibility requirement is enough.
| Criteria | Highcharts v12 | D3.js v7 | Chart.js / Plotly |
|---|---|---|---|
| Built-in accessibility (WCAG) | Yes β keyboard nav, ARIA, sonification, data table fallback built in | Manual β you build every ARIA label and keyboard handler | Minimal β Chart.js has basic; Plotly has some keyboard support |
| TypeScript support | Full β official Highcharts.Options type, all products typed | Good β @types/d3 available but complex generics | Chart.js has types; Plotly types are partial |
| Chart type breadth | 40+ built-in types + Stock, Maps, Gantt products | Unlimited β build any visual form from SVG primitives | Chart.js: ~10 types; Plotly: 40+ including 3D and scientific |
| Built-in export (PNG/PDF/CSV) | Yes β Exporting module, one-click, server-side export available | No β build your own SVG-to-image pipeline | Plotly: yes; Chart.js: manual canvas.toBlob() only |
| Real-time updates | addPoint / setData β simple, performant, built-in | Full control β manual enter/update/exit pattern required | Chart.js: update() method; Plotly: Plotly.react() for full redraw |
| Commercial licence | Required for commercial use β OEM, Developer, SaaS tiers available | MIT β free for any use | MIT β Chart.js and Plotly are free |
| Boost (Canvas) performance | Boost module β 100K+ point series at 60fps via Canvas override | Canvas or WebGL β full manual control of rendering context | Chart.js: Canvas always; Plotly: WebGL for large datasets |
| Ahex recommendation | Best for: enterprise BI, regulated industries, financial charts, accessibility-required dashboards | Best for: fully bespoke chart forms, analytical crossfilter dashboards, max SVG control | Chart.js: simple standard charts; Plotly: scientific and 3D plots |
A Highcharts-specific process β chart taxonomy, shared theme, and data shape confirmed before a single Highcharts.Options object is written. Accessibility and export readiness enforced from sprint zero, not compiler config defined before a single component is built. Safety enforced from sprint zero, not patched in retrospect.
Define the complete chart type list (Core / Stock / Maps / Gantt), the shared Highcharts theme object (colours, fonts, tooltip styles), the data API contract, and the export requirements before a single chart is built.
Project scaffolding with Vite and the correct Highcharts framework wrapper, shared theme module, Exporting module, and Accessibility module registered. First chart built and WCAG-checked before any other chart work begins.
All chart components built with typed Highcharts.Options objects, responsive reflow, drill-down interactivity, tooltip formatters, and data label configuration β each chart WCAG-tested and export-tested as it is completed.
WebSocket or polling real-time data feeds connected to addPoint / setData, Highcharts Export Server configured for server-side PDF generation, print CSS optimised, and bulk export workflow integrated into the dashboard UI.
Playwright visual diff against design spec, full axe-core WCAG 2.2 AA pass on every chart, Lighthouse CI performance check, cross-browser SVG rendering test, and manual export validation β PNG, PDF, CSV all tested with real data.
Vercel or CDN deployment, Sentry error tracking for chart rendering failures, monthly data accuracy checks as datasets evolve, Highcharts version upgrade monitoring, and Lighthouse performance checks to catch regressions as data volume grows.
All models include WCAG 2.2 AA Highcharts dashboards, full chart component documentation, named engineers, and full code ownership from day one.
Cost is locked in a fixed-scope model. Ideal when the roadmap is well-defined and you want budget certainty.
Billing
Best For
A dedicated pod you optimise, scale, and augment your in-house team with. Best for ongoing product development.
Best suited for teams that need predictable sprint velocity.
Billing
Best For
Model Fit
In this model, there is no fixed time or budget. You will pay for the actual hours worked or materials completed and used.
Billing
Best For
Your teams will ship faster, safer code β and your production systems will have faster board presentations β when Highcharts is configured correctly and export-ready from day one.
Highcharts is the only major charting library with native keyboard navigation, ARIA labels, sonification, and screen-reader data table fallbacks β no custom ARIA engineering, no procurement risk in regulated sectors.
The Highcharts Exporting module adds a download button to every chart β board-quality PDF reports and PNG charts without any additional export pipeline engineering.
Line, bar, area, scatter, bubble, heatmap, treemap, waterfall, funnel, gauge, OHLC, candlestick, box plot, and 30+ more β plus dedicated Stock, Maps, and Gantt products all in the same licensed ecosystem.
Highcharts.Options provides full TypeScript autocomplete across every chart configuration property β misconfigured series, invalid axis types, and missing required fields caught in the IDE before the chart renders.
The Highcharts Boost module switches SVG rendering to Canvas hardware acceleration automatically above a configurable threshold β series with 100,000+ points render smoothly at 60 fps without any code change.
Highcharts' addPoint API pushes new data onto a live chart with one method call β WebSocket feeds, IoT telemetry, and financial tickers update with smooth animations and automatic window-shifting.
Highcharts Export Server generates PNG and PDF charts server-side from a Node.js process β scheduled reports, email attachments, and print-quality board packs generated without a browser, at any scale.
highcharts-react-official and highcharts-angular are officially maintained by Highcharts β no community wrapper maintenance burden, no breaking change surprises, full framework lifecycle support built in.
Our Highcharts engineers use AI-powered tools across every phase β from type migration to test generation β without sacrificing type safety or code quality. The result: more output, fewer delays, the same rigorous strictness.Our D3.js and dc.js engineers use AI-powered tools across every phase β from type migration to test generation β without sacrificing type safety or code quality. The result: more output, fewer delays, the same rigorous strictness.
AI generates Zod schemas from JSON samples, infers types from existing JS, and suggests typed replacements for any casts β saving 2β3 days per migration sprint.
AI-assisted code review flags unsafe type patterns, missing return types, and any-cast misuse before human review β fewer back-and-forth cycles and faster PR merges.
Vitest chart unit tests, Highcharts visual regression tests auto-generated from Zod schemas and function signatures β QA phase starts with strong coverage.
Combined AI acceleration across all phases consistently cuts total delivery timelines by 25β35% without scope compromise.
Inline Highcharts completion β typed Options suggestions, series configuration patterns, tooltip formatter examples, and Boost module setup guidance. Every engineer's daily driver for chart work.
AI generates Highcharts.Options boilerplate, series formatters, and shared theme objects from chart specifications β 50% of chart scaffolding done before the first data point is bound, reviewed by engineers.
Chart component API documentation, shared theme rationale, and tooltip formatter examples auto-generated from Highcharts Options objects β always in sync with the actual dashboard configuration.
AI-assisted axe-core scan surfaces ARIA label gaps, insufficient colour contrast, and missing keyboard handler patterns in Highcharts chart components β engineers review every flag before merging. Shift-left accessibility.
All AI-generated Highcharts code is reviewed, visually validated, and owned by a named Ahex engineer before it ships. We use AI to move faster β not to skip WCAG validation or compromise chart data accuracy.
Every team building with Highcharts hits these sooner or later. These are the problems our engineers diagnose repeatedly and know how to prevent from sprint zero.
Problem
The Highcharts line chart renders fine at 5,000 points but hangs the browser at 50,000. Every series renders as SVG elements. The page is unresponsive for 4 seconds on load. The product team cannot ship the feature with this performance.
Solution
Ahex enables the Highcharts Boost module β one import and a boostThreshold configuration switches SVG rendering to Canvas hardware acceleration above the threshold. 50,000 points render in under 16ms at 60 fps, with the full Highcharts tooltip and zoom interaction intact.
Problem
A government client runs an axe-core audit before go-live. The Highcharts dashboard fails β no ARIA labels on chart containers, no keyboard navigation, colour contrast below 4.5:1, and no screen-reader fallback. The procurement team threatens to reject the delivery.
Solution
Ahex enables the Highcharts Accessibility module, configures point.accessibility.description on all series, fixes the colour palette against WCAG 4.5:1 contrast requirements, enables the data table fallback for screen readers, and re-runs axe-core CI to confirm a full WCAG 2.2 AA pass before resubmission.
Problem
A security review flags that Highcharts tooltip formatters are rendering raw API data strings as innerHTML β a data value containing tags executes in the tooltip. The dashboard is serving unescaped user-controlled content directly into chart labels.
Solution
Ahex adds HTML-escaping to all tooltip formatter and data label formatter functions using a shared sanitise() utility, switches to Highcharts' useHTML: false where custom HTML is not required, and adds an XSS test case to the CI pipeline β tooltip injection is blocked before any future API data change could reintroduce it.
Problem
The Highcharts chart inside the React component flickers and fully re-renders on every state update β even when only a tooltip format changes. The HighchartsReact wrapper is receiving a new options object on every render, causing Highcharts to destroy and recreate the chart completely.
Solution
Ahex memoises the Highcharts options object with useMemo(), stabilises callback references with useCallback(), and uses the chart.ref pattern for imperative updates (addPoint, setData) that bypass React's render cycle β chart renders drop from 40 per minute to 2, flickering eliminated.
Problem
The Highcharts Maps choropleth renders most countries correctly but several Gulf and Southeast Asian countries show the wrong data or render as empty. The joinBy configuration is mismatched β the GeoJSON property key does not match the data key used in the series.
Solution
Ahex audits the joinBy configuration, aligns the GeoJSON hc-key values with the back-end country codes, adds a null-state fill colour for unmatched regions, and adds a data completeness check in CI that flags any country code in the data with no matching map region.
Problem
Legal review before launch flags that Highcharts is deployed in a commercial SaaS product without a commercial licence. The free non-commercial licence does not cover the use case. Launch is blocked until a licence is purchased and the procurement process completed.
Solution
Ahex advises on the correct Highcharts licence tier (Developer, OEM, or SaaS) at project kick-off β before a single line of Highcharts code is written. Licence procurement is a sprint zero task, not a pre-launch emergency. No client Ahex works with has faced a licence block after project start.
Six solution types where our Highcharts engineers have deep, repeated delivery experience β every stack listed is what we shipped in production in the last 18 months.
Multi-chart Highcharts dashboards with shared themes, drill-down interactivity, and one-click PDF and PNG export β deployed inside React, Angular, or Vue SPAs with strict tsconfig, generics-first component design, typed state management (NgRx / Zustand), and Zod-validated API layers across the UI.
Fully typed REST and GraphQL APIs with NestJS dependency injection, Prisma typed models, Zod request validation middleware, and tRPC for end-to-end type safety.
Multi-package monorepos with shared @company/types, shared tsconfig bases, ESLint boundary rules, and Nx affected builds that cut CI time by ~60%.
OHLC, candlestick, range selector, and navigator migrations using allowJs incremental strategy, type-coverage audits, any-elimination phases, and strict mode graduation β production stays deployable throughout.
Choropleth maps, bubble maps, and drill-down geographic analytics β AWS and Vercel Lambda-served GeoJSON, tile-backed maps, and PostGIS-query-driven regional dashboards β Zod-validated payloads, and cold-start optimised bundles under 1MB.
Project timeline and resource planning dashboards with task dependencies, milestones, and critical path highlighting with shared types in a monorepo, single CI/CD pipeline, tRPC or OpenAPI contracts, and one team owning the entire stack from DB to UI.
The following are the industry standards and compliance that we align Highcharts with. Our team ensures that these are built into the markup from sprint one only.
AI accessibility scanning flags WCAG violations in real time during development β not post-launch in an audit.
Section 508 for the USA. An U.S. federal accessibility standard that requires government agencies and their digital services to be accessible to people with disabilities.
A U.S. civil rights law. It promotes the idea that people with disabilities should also have equal access. Its web accessibility requirements encourage businesses to provide inclusive online experiences.
Standards that help websites collect user data transparently. Supports GDPR and CCPA. Gives users control over their data.
W3C Highcharts Validation ensures that the Highcharts development follows official web standards. It must improve compatibility with browsers, reliability, and overall user experience.
Standardized format that helps search engines understand content on the webpages. Improves SEO and crawlability.
We build accessible, export-ready Highcharts dashboards for product companies across all major verticals β from healthcare typed APIs to fintech platforms, logistics systems to SaaS products. Click an industry to explore what we've delivered.
Healthcare and Fitness
Our solutions for healthcare and fitness focus on developing user-friendly interfaces for fitness apps, appointment scheduling systems, and health tracking platforms, ensuring secure and efficient data management.
Real Estate
We help real estate companies build immersive property listings, interactive maps, and responsive websites that streamline property searches and improve customer engagement.
Automotive and Manufacturing
Our front end services help automotive and manufacturing companies build robust applications for managing inventory, tracking production, and enhancing customer engagement through intuitive interfaces.
Banking & Finance
We deliver secure and compliant front-end solutions for financial institutions, enhancing user experience through intuitive dashboards, transaction management systems, and mobile banking apps.
Our frontend development services for tourism and hospitality focus on creating interactive maps, virtual tours, and streamlined booking interfaces that enhance the customer journey from discovery to booking.
Entertainment and Media
We help media and entertainment companies build intuitive systems for content delivery and consumption, including real-time single-page applications and personalized content recommendations that keep audiences engaged.
Technology and Software
Our expertise extends to creating modern, scalable front-ends for software applications, ensuring fast performance, intuitive navigation, and seamless integration with backend systems.
Retail & E-Commerce
We empower e-commerce platforms with seamless checkout processes, intuitive product navigation, and responsive designs that boost sales and customer satisfaction.
Education
Our front-end services for education include developing interactive learning platforms, online course management systems, and student portals that enhance engagement and accessibility.
Known for building innovative technology solutions across diverse industries, weβve received multiple awards and recognitions from top B2B platforms.
Clutch 1000 Company β 2025
Recognized by Clutch among the top 1000 global companies for excellence in service and delivery in 2025
Clutch Global Award Winner β Fall 2024
Awarded by Clutch as a Global Leader for outstanding performance and client satisfaction in Fall 2024
Clutch Global Award Winner β Spring 2024
Recognized by Clutch as a Global Leader for delivering high-quality solutions and consistent client success in Spring 2024
Clutch Champion β Fall 2024
Honored by Clutch as a Champion for sustained excellence, industry leadership, and exceptional client feedback in Fall 2024
Clutch Champion β Spring 2024
Honored by Clutch as a Champion for sustained excellence, industry leadership, and exceptional client feedback in Fall 2024
Ahex built MaybeAtHome's full-stack property platform β from Angular 6 + Laravel MVP to a modern Angular 20 rebuild. Features AI-powered NLP voice search (French, English, German, Spanish), AR/VR virtual property tours, real-time chat, meeting scheduler, and a mobile app covering all European cities with multi-language support.
Book a free scoping call with a senior Highcharts engineer. We'll review your codebase, tsconfig, and Zod coverage β and give you an honest migration or architecture recommendation. No upselling, no sales pitch.
The frontend is the first thing users see. They interact with it on mobile apps, software, and websites. Because of
Frontend development is undergoing a transformation and it’s not just about new frameworks or fancier animations. It’s about AI in
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Create interactive, data-driven visualizations with D3.js and DC.js. Ahex develops custom charts, graphs, dashboards, drill-downs, and dynamic visual experiences that help businesses explore complex datasets and uncover meaningful trends.
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Yes β it’s the explicit choice of enterprise engineering teams at NASA, Skype, the BBC, Mastercard, and Visa. Highcharts’ built-in accessibility, comprehensive chart type library, and TypeScript support make large multi-team codebases safe to refactor and extend. For smaller utility scripts plain JavaScript may be fine, but anything long-lived and BI dashboards benefit enormously from Highcharts.
Any project with more than one developer, more than a few weeks of lifetime, or enterprise BI dashboards, financial analytics platforms, regulated industry portals requiring WCAG accessibility, and projects needing built-in PDF export. Highcharts is the default when accessibility procurement and chart richness are both required. Prisma, tRPC, and Next.js β it’s the natural choice for the modern JavaScript ecosystem rather than an add-on.
We configure a CI type-check gate (tsc –noEmit) that blocks any PR introducing type errors, activate @typescript-eslint/no-explicit-any and @typescript-eslint/ban-ts-comment to prevent suppressions, and run a type-coverage threshold check on every build. Strictness is enforced by the CI pipeline, not by convention or code review alone.
By default, yes β strict:true enables strictNullChecks, noImplicitAny, strictFunctionTypes, and several other critical checks simultaneously. If you have a legacy codebase where strict mode can’t be enabled immediately, we use an incremental approach β enabling individual flags one at a time and graduating to full strict over sprints.
Typically 3β12 weeks depending on codebase size, existing test coverage, and strictness targets. We use an incremental allowJs strategy β your project stays deployable throughout, never blocked on a big-bang branch. Most production codebases see zero runtime regressions after our migration.
We start with a discovery call to understand your chart requirements, data model, framework, and accessibility obligations. We then propose an engagement model β fixed budget, dedicated team, or time & material β and move into type architecture design, iterative build or migration sprints, and a documented handover with type coverage report.
Absolutely. We regularly audit inherited Highcharts dashboards β Boost module configuration, accessibility gaps, tooltip XSS risks, licence compliance, and options immutabilitying Zod boundaries, and ESLint rule gaps β produce a prioritised remediation roadmap, and execute it incrementally without pausing delivery.
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